Republicans won the majority in the Senate earlier this week, while Donald Trump won the race for the presidency. The trifecta, last achieved at the start of Trump's first term in 2017, will give the President-elect significant authority to enact his agenda on the economy,

President-elect Donald Trump's Republican Party has kept control of the House of Representatives, networks NBC and CNN projected on Wednesday, a week after a sweeping election victory delivered him a second term.

It marks a huge boost for President-elect Donald Trump as he seeks to enact his agenda, after Republicans also won control of the Senate last week.

More than a week after Election Day, control of the House of Representatives has yet to be decided. Out of the 435 seats in Congress’s lower chamber, 12 have yet to be called. How many of these seats — most of them concentrated in slower-counting Western states such as California and Arizona — does each party need for a 218-seat majority?